| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. G Treppner vs V Ravikumar |
| 1-0 | 46 | 1981 | 5th Lloyds Bank Masters Open | E91 King's Indian |
| 27. S Kindermann vs G Treppner |
| 1-0 | 43 | 1981 | Bundesliga 1981/82 | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 28. G Treppner vs H Hoffmann |
| ½-½ | 51 | 1981 | Bundesliga 1981/82 | A00 Uncommon Opening |
| 29. T Raupp vs G Treppner |
| ½-½ | 47 | 1981 | Bundesliga 1981/82 | A29 English, Four Knights, Kingside Fianchetto |
| 30. G Treppner vs U Jahr |
| 1-0 | 36 | 1981 | Bundesliga 1981/82 | A88 Dutch, Leningrad, Main Variation with c6 |
| 31. H Huenerkopf vs G Treppner |
| ½-½ | 27 | 1981 | Bundesliga 1981/82 | B09 Pirc, Austrian Attack |
| 32. W Strobel vs G Treppner |
| ½-½ | 17 | 1982 | Bundesliga 1982/83 | C25 Vienna |
| 33. G Treppner vs M Dornieden |
| 1-0 | 29 | 1982 | Bundesliga 1981/82 | A04 Reti Opening |
| 34. T Kordsachia vs G Treppner |
| 0-1 | 38 | 1982 | Bundesliga 1981/82 | A46 Queen's Pawn Game |
| 35. G Treppner vs D Paulsen |
| 0-1 | 62 | 1982 | Bundesliga 1981/82 | A40 Queen's Pawn Game |
| 36. R Lau vs G Treppner |
| ½-½ | 37 | 1982 | Bundesliga 1981/82 | C24 Bishop's Opening |
| 37. D Werner vs G Treppner |
| ½-½ | 17 | 1982 | Bundesliga 1981/82 | E63 King's Indian, Fianchetto, Panno Variation |
| 38. G Treppner vs R Laven |
| 0-1 | 47 | 1982 | Bundesliga 1981/82 | A04 Reti Opening |
| 39. G Treppner vs N Pokern |
| ½-½ | 15 | 1982 | Bundesliga 1981/82 | A00 Uncommon Opening |
| 40. V Ahmels vs G Treppner |
| ½-½ | 21 | 1982 | Bundesliga 1981/82 | B06 Robatsch |
| 41. G Treppner vs B Schmidt |
| ½-½ | 27 | 1982 | Bundesliga 1981/82 | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 42. K Schiffer vs G Treppner |
 | 0-1 | 36 | 1982 | Bundesliga 1981/82 | A54 Old Indian, Ukrainian Variation, 4.Nf3 |
| 43. Plaskett vs G Treppner |
| ½-½ | 59 | 1982 | 6th Lloyds Bank Masters Open | E94 King's Indian, Orthodox |
| 44. I Kourkounakis vs G Treppner |
| 1-0 | 43 | 1982 | 6th Lloyds Bank Masters Open | A00 Uncommon Opening |
| 45. G Treppner vs D Barlov |
| 1-0 | 35 | 1982 | Bad Aibling op | E90 King's Indian |
| 46. G Treppner vs G Seul |
| ½-½ | 18 | 1983 | Wittlich | A46 Queen's Pawn Game |
| 47. G Treppner vs F Feibert |
| ½-½ | 15 | 1983 | Wittlich | D45 Queen's Gambit Declined Semi-Slav |
| 48. G Treppner vs B Saacke |
| ½-½ | 16 | 1983 | Bayern Kongress-54 Meisterturnier 1 | D41 Queen's Gambit Declined, Semi-Tarrasch |
| 49. G Treppner vs S Buecker |
| ½-½ | 48 | 1983 | Wittlich | A00 Uncommon Opening |
| 50. G Lorscheid vs G Treppner |
| ½-½ | 16 | 1983 | Wittlich | A21 English |
Kibitzing
